Authors
M Ball
ERGO Forschungsgesellschaft mbH Hamburg, Germany
O Päpke
ERGO Forschungsgesellschaft mbH Hamburg, Germany
A Lis
ERGO Forschungsgesellschaft mbH Hamburg, Germany
© 2015 M Ball, O Päpke, A Lis, published by Institut für Tabakforschung GmbH
This work is licensed under the Creative Commons Attribution-NonCommercial-ShareAlike 4.0 License.